On 2014-02-17 21:50, Dave Crocker wrote:
> On 2/17/2014 11:39 AM, Paul Hoffman wrote:
>> - Say that, if there is ever a v4 format, it is possible for the
>> deprecated bits from v2 will be removed at that time.
>>> As rfc2822 demonstrates, that model doesn't work.
>> And in this case it isn't appropriate to try. There is nothing 'broken'
> in the current version. There is merely the desire for some additional
> features.
There are certain things we'll want to discourage, because they are
workarounds for missing stuff. Whether we'll be able to remove those is
a separate question (I hope we can if there's sufficient time between
deprecation and removal).
Best regards, Julian